Abaker can make nine dozen bagels in two hours. how many dozen bagels can make in eight hours?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Two numbers have a sum of -19. one number is x. what expression represents the other number?